Panasonic Toughbook CF-18BCAGCMM Reference Manual page 7

Key Combinations
Key
Fn+F9
Remaining capacity of the battery pack
Pressing this key combination displays the
remaining battery capacity on the screen.
Fn+F10
Forcing the hibernation function
Pressing this key combination causes the current
status of the computer to be saved to the hard disk,
and puts the computer the into the hibernation
mode. ( page
Functions
25)
7
Popup Window
(Displayed after logging
on to Windows)
When the battery pack is
inserted in the computer
(example)
In normal
temperature mode
( page 42)
In high temperature
mode ( page 42)
When the battery pack is
not inserted in the
computer